on boot
    chown system system /sys/class/backlight/panel0-backlight/brightness
    chown system system /sys/class/backlight/panel0-backlight/max_brightness
    chown system system /sys/class/leds/white/brightness
    chown system system /sys/class/leds/white/breath

    chmod 0644 /sys/class/backlight/panel0-backlight/brightness
    chmod 0644 /sys/class/backlight/panel0-backlight/max_brightness
    chmod 0644 /sys/class/leds/white/brightness
    chmod 0644 /sys/class/leds/white/breath

service vendor.light /vendor/bin/hw/android.hardware.lights-service.vayu
    class hal
    user system
    group system
    shutdown critical
